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G-53

Information - Help 
ID = 81390
       
Country:
United States of America (USA)
Brand: Majestic tubes of Grigsby-Grunow
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Double Triode   Power/Output 
Identical to G-53 = 53

Base 7-Pin-Base U7B = medium, old, USA
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 2 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 116 x 46 mm / x 4.57 x 1.81 inch
Weight 54 g / 1.90 oz
Information source 70 Years of Radiotubes and V.   p. 180

479_3~~1.png G-53: Fin Stewart
Fin Stewart


Just Qvigstad
 
20200323_221546.jpg

G-53
 

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